John de Vere, 7th Earl of Oxford

John de Vere, 7th Earl of Oxford (12 March 1312-24 January 1360) was Earl of Oxford from 1331 to 1360, succeeding Robert de Vere and preceding Thomas de Vere.

Biography
John de Vere was the grandson of Robert de Vere, and John succeeded his uncle, Robert de Vere, as Earl of Oxford in 1331. His military career began with his service in King Edward III of England's 1330s Scottish campaigns, and he took part in the 1334-35 Roxburgh campaign and in the summer campaign of 1335. In March 1340, De Vere served in Flanders, and he campaigned in Brittany in 1345. In 1346, he campaigned with the king in Normandy and went on to fight at the Battle of Crecy, the Siege of Calais, the Battle of Poitiers, and the Rheims campaign of 1359-1360. He died during a raid into Burgundy in 1360.